Monday, August 4, 2008: 5:00 PM-6:30 PM
Exhibit Hall CD, Midwest Airlines Center
PS 4 - Cycling: Nitrogen
PS 4-65		Elevated atmospheric CO2 concentrations do not alter net nitrogen mineralization rates in a CO2 enriched sweetgum forest Aimée T. Classen, Oak Ridge National Laboratory, Colleen M. Iversen, University of Tennessee, Knoxville, Caitlin R. Guthrie, Pomona College, Richard J. Norby, Oak Ridge National Laboratory
PS 4-66		Understanding stress effects on ecosystem function: The influence of anthropogenic acidification on nitrogen cycling in headwater streams Damon T. Ely, Virginia Polytechnic Institute and State University, Daniel Von Schiller, Centre d'Estudis Avançats de Blanes Spanish Council for Scientific Research (CSIC), H. Maurice Valett, Virginia Polytechnic Institute and State University
PS 4-67		Hemlock woolly adelgid damage increases soil nitrogen cycling, causing nitrate leaching into mountain streams Jason F. Cessna, Gettysburg College, Caroline B. Nielsen, Gettysburg College
PS 4-68		Seasonal variation in denitrification in a small eutrophic reservoir: Lacamas Lake, Camas, Washington Bridget R. Deemer, Washington State University Vancouver, John A. Harrison, Washington State University Vancouver
PS 4-69		Model simulation analysis of nitrogen cycle in East Asian temperate forests under changing environment Motoko Inatomi, Japan Agency for Marine-Earth Science and Technology, Akihiko Ito, National Institute for Environmental Studies
PS 4-70		Interaction of soil type and atmospheric carbon dioxide on grassland soil pore water nitrogen concentrations Alexia M. Kelley, Duke University, Philip A. Fay, USDA, Agricultural Research Service, Virginia L. Jin, USDA, Agricultural Research Service, H. Wayne Polley, USDA, Agricultural Research Service, Robert B. Jackson, Duke University
PS 4-71		Characterization of nitrogen dynamics in remnant and engineered floodplain features within urban restored streams Melanie D. Harrison, University of Maryland Baltimore County, Peter M. Groffman, Cary Institute of Ecosystem Studies
PS 4-72		Effect of nitrogen availability on spatial distributions of creosotebush (Larrea tridentata) in two desert ecosystems Sara Mullen, St. Olaf College, Allison Johnson, St. Olaf College, Aileen Crumley, St. Olaf College, Steven Freedberg, St. Olaf College, John Schade, St. Olaf College
PS 4-73		The effect of the woody exotic plant autumn olive (Elaeagnus umbellata) on soil bacterial communities depends on the invasion context Jaime Zlamal, Central Michigan University, Peter Kourtev, Central Michigan University
PS 4-74		Ecosystem-level consequences of mutualist partner choice in Alnus tenuifolia growing along the Tanana River in interior Alaska Roger W. Ruess, Institute of Arctic Biology, Donald L. Taylor, Institute of Arctic Biology, Jack W. McFarland, Institute of Arctic Biology, Michael D. Anderson, Institute of Arctic Biology, Knut Kielland, Institute of Arctic Biology
PS 4-75		Autumn fluxes of nitrogen oxides from Oregon coastal forest soils Heather E. Erickson, Portland Forestry Sciences Lab, Steven Perakis, USGS Forest and Rangeland Ecosystem Science Center

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See more of The 93rd ESA Annual Meeting (August 3 -- August 8, 2008)